Home / 26,644.95-39,948.93-13,488.39

Finding the Fourth Proportional to 26,644.95, 39,948.93 and 13,488.39

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Solution

The fourth proportional to 26,644.95, 39,948.93 and 13,488.39 is: 20,223.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,644.95 : 39,948.93 = 13,488.39 : x
  2. Step 2: Convert to fraction form
    26,644.95/39,948.93 = 13,488.39/x
  3. Step 3: Cross multiply
    26,644.95x = 39,948.93 × 13,488.39
  4. Step 4: Simplify right side
    26,644.95x = 538,846,747.92
  5. Step 5: Solve for x
    x = 538,846,747.92/26,644.95
  6. Step 6: Final answer
    x = 20,223.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.